void Actor::collisionHandlerCallback(Actor *other) const {
LuaObjects objects;
objects.add(this);
objects.add(other);
LuaBase::instance()->callback("collisionHandler", objects);
}
bool LuaBase::callback(const char *name, const LuaObjects &objects) {
lua_beginblock();
lua_pushobject(lua_getref(refSystemTable));
lua_pushstring(name);
lua_Object table = lua_gettable();
if (lua_istable(table)) {
lua_pushobject(table);
lua_pushstring(name);
lua_Object func = lua_gettable();
if (lua_isfunction(func)) {
lua_pushobject(table);
objects.pushObjects();
lua_callfunction(func);
} else {
lua_endblock();
return false;
}
} else if (lua_isfunction(table)) {
objects.pushObjects();
lua_callfunction(table);
} else if (!lua_isnil(table)) {
lua_endblock();
return false;
}
lua_endblock();
return true;
}
void Actor::costumeMarkerCallback(int marker) {
LuaObjects objects;
objects.add(this);
objects.add(marker);
LuaBase::instance()->callback("costumeMarkerHandler", objects);
}
void GrimEngine::handleChars(Common::EventType operation, const Common::KeyState &key) {
if (!CHAR_KEY(key.ascii))
return;
char keychar[2];
keychar[0] = key.ascii;
keychar[1] = 0;
LuaObjects objects;
objects.add(keychar);
if (!LuaBase::instance()->callback("characterHandler", objects)) {
error("handleChars: invalid handler");
}
}
void GrimEngine::handleControls(Common::EventType operation, const Common::KeyState &key) {
// Might also want to support keypad-enter?
if (key.hasFlags(Common::KBD_ALT) && key.keycode == Common::KEYCODE_RETURN && operation == Common::EVENT_KEYDOWN) {
_changeFullscreenState = true;
}
// If we're not supposed to handle the key then don't
if (!_controlsEnabled[key.keycode])
return;
LuaObjects objects;
objects.add(key.keycode);
if (operation == Common::EVENT_KEYDOWN) {
objects.add(1);
objects.add(1);
} else {
objects.addNil();
objects.add(0);
}
objects.add(0);
if (!LuaBase::instance()->callback("buttonHandler", objects)) {
error("handleControls: invalid keys handler");
}
// if (!LuaBase::instance()->callback("axisHandler", objects)) {
// error("handleControls: invalid joystick handler");
// }
if (operation == Common::EVENT_KEYDOWN)
_controlsState[key.keycode] = true;
else if (operation == Common::EVENT_KEYUP)
_controlsState[key.keycode] = false;
}
void GrimEngine::cameraPostChangeHandle(int num) {
LuaObjects objects;
objects.add(num);
LuaBase::instance()->callback("postCamChangeHandler", objects);
}
void GrimEngine::cameraChangeHandle(int prev, int next) {
LuaObjects objects;
objects.add(prev);
objects.add(next);
LuaBase::instance()->callback("camChangeHandler", objects);
}